CVE-2020-16127

Published: 03 November 2020

An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, would perform unbounded read operations on user-controlled ~/.pam_environment files, allowing an infinite loop if /dev/zero is symlinked to this location.

Priority

Medium

CVSS 3 base score: 5.5

Status

Package Release Status
accountsservice
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.04 (Hirsute Hippo)
Released (0.6.55-0ubuntu13.2)
Ubuntu 20.10 (Groovy Gorilla)
Released (0.6.55-0ubuntu13.2)
Ubuntu 20.04 LTS (Focal Fossa)
Released (0.6.55-0ubuntu12~20.04.4)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not present)
Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist